Tesla slid nearly 4% in morning trading,with its market value falling below $1 trillion again<blockquote>特斯拉早盘跌近4%市值再度跌破1万亿美元</blockquote>
TeslaChief Executive Officer Elon Musk was named Time magazine's 2021 "Person of the Year" on Monday.Musk is also the founder and CEO of rocket company SpaceX, and leads brain-chip startup Neuralink and infrastructure firm The Boring Company.However,Cathie Wood-led Ark Invest on Friday sold more shares in Tesla Inc, continuing to book profit in a stock that remains its largest bet.Ark Invest sold a total of 28,345 shares — estimated to be worth $28.83 million based on Friday’s closing — in the